Enemy bombers raid the Isley Field base of U.S. Army Air Force in Saipan in Mariana Islands, during World War II.

United States Army Air Force at the Isley Field base in Saipan in Mariana Island, South Pacific during World War II. Mechanics stand on scaffold to reach the engines of a B-29 bomber. Air raid siren sounds. Mechanics jump on ground and run towards shelter beneath a bunker covered with mud sacks. Soldiers at the anti-aircraft gun post, fire with a 50 caliber anti aircraft gun, following course of enemy plane. Gunners turn the gun following the aerial path of the enemy bomber. GIs lined in a chow line outside a mess hall.